Dive into units of measurement and an exploration of ocean life through this Spanish-translated nonfiction e-book. Explore ocean depths in feet and meters, find the weight of giant squids, discover the length of sea spider legs, and investigate temperatures throughout the ocean layers. From the sunlit zone to trenches, Spanish readers will practice converting units and solving measurement problems while learning about marine ecology. Using familiar and unfamiliar units of measurement in an unfamiliar territory challenges readers to expand their measurement and STEM skills. Exciting images, simple practice problems, easy-to-read informational text, clear mathematical charts and diagrams, and text features such as a glossary and index all help children advance their content-area literacy in mathematics and science.